Pack flow may be selected from:

Trim air valve failure

Trim air valves are modulated by:

Emergency ram air inlet, when set to “ON”, the ram air valve will open:

The Hot-Air Pressure-Regulating Valve closes automatically when:

During normal flight the Avionics Ventilation System controls the temperature of the cooling air by:

The safety valves are operated:

Temperature control is automatic and is regulated by:

Hot air pressure regulating valve:

When the pack flow control selector is positioned to HI, air flow is:

When Ram Air pb is set to ON, the outflow valve will open 50% when delta P is:

The cabin zone temperature sensors are ventilated by the air extracted by the lavatory and galleys fans:

In automatic mode, cabin pressurization is optimized by using information from:

The temperature selectors are located in:

On ECAM CAB PRESS page the cabin altitude indication changes to red, when the cabin altitude is:

In case of Air Conditioning System Controller dual lane failure:

Trim air valve, each one optimizes the temperature by:

Once set to “ON” the air conditioning packs operate:

There are how many trim air valves?

The Mixer Unit connects to cabin fans, LP ground connector, emergency ram air inlet, Pack 1 and 2. The statement is:

The mixing unit is connected to:

During normal flight and with skin temp. below + 35 °C, the avionics ventilation system controls the temperature of the cooling air by:

When the Ram Air pb set to “ON” the emer. ram air inlet valve will open:

Following a SYS 1 fault:

Hot air “FAULT” light illuminates on the air conditioning panel:

The safety valves open at:

Engine flow demand, when the heating or cooling demand in one zone cannot be satisfied:

The RAM AIR switch should be used:

During landing run, packs ram air inlet flaps open when the speed is less than:

Bleed air supplied from the APU (APU bleed valve open), the pack flow is automatically selected to:

Hot air press reg. valve failed open:

The pack flow control valve closes automatically in case of:

The outflow valve is powered by:

Conditioned air is distributed to:

What is the maximum negative differential pressure for the cabin:

Each Pack is consist of heat exchangers, compressor and turbine. The purpose of the turbine is to:

Two identical, independent, automatic digital pressurization controllers are used for system control:

Hot-Air Pressure-Regulating Valve is controlled by the:

Cabin pressurization starts at:

Is it possible to use simultaneously Packs and LP Ground Unit during long stops in a hot airfield:

To see the position of the outflow valve, it is necessary to call ECAM:

What is the maximum norm cabin alt:

During ground function operation, the outflow valve is:

When the RAM AIR pb is set to ON the outflow valve:

The Hot-Air Pressure-Regulating Valve closes automatically when:

On ECAM CAB PRESS page, the safety valve indication changes to amber if:

Which controller generates excess cabin altitude and pressure outputs for ECAM indication in manual mode:

The purpose of the safety valves is to avoid:

On ECAM CAB PRESS page, the outflow valve indicator changes to amber if:

When APU is supplying the Packs, the air conditioning system controller sends a demand signal to increase air flow when a zone temperature cannot be satisfied:

The Residual Pressure Control Unit (RPCU) automatically depressurized the aircraft in case of abnormal residual pressure, it automatically opens the outflow valve when:

In normal operation, pressurization is:

Air Conditioning System Controller single lane failure:

The ditching switch when selected ON sends a closure signal to:

In flight, with cabin pressure controller 1 in use, if it fails:

When using APU bleed to supply the Packs, with the Pack Flow Selector at LO, the Pack air flow is:

Pack flow control valve:

When landing elevation is set to AUTO, the landing elevation is sent to the controller from:

When Mode SEL is set to MANUAL, the outflow valve is controlled by signals sent via controller 1 or 2: